NLTK Downloader before 3.4.5 is vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash) in an NLTK package (ZIP archive) that is mishandled during extraction.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.4.5"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "f59d7ed8df2e0e957f7f247fe218032abdbe9a10"
}
],
"source": "REFERENCES_COMMIT"
}
]
}